| Price from | $0.08/mo | $29/mo |
| Free plan | Yes | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Plans published | 6 | 4 |
| Spec score · SMS Marketing Software | 8.6 (#7) | 7.7 (#30) |
| API | The homepage provides API examples for C#, Java, PHP, Python, Go, Node.js, Ruby and PowerShell. | The SMS API supports HTTP and REST integrations, two-way messaging, delivery reports, Unicode, and concatenated long messages. |
| Automation | Automation Flows let businesses create goal-specific visual journeys that send relevant texts and use real-time analytics. | Workflows can be triggered by keywords or customer actions and automate reminders, surveys, and feedback requests. |
| Integrations | Official platform integrations listed are Optimove, MoEngage, Adobe Campaigns, Plumb5, Zapier and RapidAPI. | Dedicated integrations include Salesforce, Zapier, Zendesk, Outlook, Constant Contact, and Mailchimp. |
| Product | SMSPortal describes itself as a cloud-based omnichannel messaging platform for business communications. | TXTImpact is a business texting platform for SMS, MMS, RCS, WhatsApp, and unified API messaging. |
| Security | SMSPortal says it is certified under ISO 27001, ISO 27017 and ISO 27018 and conducts penetration testing at least annually. | TXTImpact states that customer data is encrypted in transit with TLS 1.2 or higher and at rest with AES-256, and that platform users can use two-factor authentication and role-based access controls. |
| Support | The pricing page lists live chat support as business-hours for Free and 24/7 for Standard and Enterprise, with agent calls during business hours across plans. | The pricing page lists support by phone at 1-800-605-0280 and email, and describes support as U.S.-based. |
